The El Toro fire began at approximately 0654 PST on August 3rd near the intersection of El Toro Road and Lindell Road near the city of Lake Elsinore, CA. The cause of the fire was determined to be motorized cutting equipment used to dismantle an abandoned vehicle.
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The episode as NWS SGX wrote it up.
The El Toro fire began at approximately 0654 PST on August 3rd near the intersection of El Toro Road and Lindell Road near the city of Lake Elsinore, CA. The cause of the fire was determined to be motorized cutting equipment used to dismantle an abandoned vehicle. The fire grew to 32 acres before being contained around 1800 PST on August 3rd. Paramedics evaluated one firefighter for minor injuries on-site and transported another firefighter to a local hospital for heat-related injuries. No damage was reported.
The local office's own words before the first event, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS San Diego, CA wrote its last area forecast discussion before the first event at Aug 3, 1:55 AM PST, 4 hours 59 minutes earlier.
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE SAN DIEGO CA 255 AM PDT TUE AUG 3 2010 .SYNOPSIS... A SMALL..WEAK UPPER LEVEL LOW PRESSURE SYSTEM OVER NORTHERN BAJA WILL BRING SOME MID AND HIGH CLOUDS AT TIMES THROUGH WEDNESDAY. THE MARINE LAYER AND ONSHORE FLOW WILL BRING AREAS OF NIGHT AND MORNING COASTAL LOW CLOUDS AND FOG SPREADING LOCALLY INLAND. FOR THURSDAY THROUGH THE WEEKEND...A STRONGER TROUGH OF LOW PRESSURE NEAR THE CALIFORNIA COASTAL WILL BRING MORE COOLING TO COASTAL AREAS...A MORE PERSISTENT MARINE LAYER...AND DRYING OF THE MID AND HIGH LEVEL MOISTURE. && .DISCUSSION...FOR EXTREME SOUTHWESTERN CALIFORNIA INCLUDING ORANGE... SAN DIEGO...WESTERN RIVERSIDE AND SOUTHWESTERN SAN BERNARDINO COUNTIES... FOR TODAY AND WEDNESDAY...A SMALL...WEAK UPPER LEVEL LOW PRESSURE SYSTEM OVER NORTHERN BAJA WILL BRING SOME MID AND HIGH CLOUDS AT TIMES. MOISTURE AND INSTABILITY IS LIMITED AND MODEL QPF IS DRY (MODELS DID A DECENT JOB YESTERDAY OF SHOWING LIGHT PRECIPITATION IN THE EASTERN DESERTS OF SOUTHERN CALIFORNIA)...SO POPS WILL BE KEPT BELOW 15 PERCENT...IN LINE WITH A BLEND OF CLIMO AND MEX POPS. THE MARINE LAYER AND ONSHORE FLOW WILL CONTINUE NIGHT AND MORNING LOW CLOUDS AND FOG EXTENDING INLAND OVERNIGHT INTO THE LOWER COASTAL VALLEYS. AIRCRAFT SOUNDINGS SHOW NOT MUCH CHANGE IN THE MARINE INVERSION FROM 24 HOURS AGO...AT MOST MAYBE 100 TO 200 FEET LOWER. FOR NORTHERN AREAS...THE INVERSION IS STRONGER WITH A BASE NEAR 800 TO 1000 FEET. THE INVERSION ISN'T QUITE AS STRONG FOR SOUTHERN AREAS AND THE INVERSION BASE IS SOMEWHAT HIGHER...1400 TO 1600 FEET. LOCALLY DENSE FOG WILL BE POSSIBLE IN PORTIONS OF THE ORANGE COUNTY COASTAL PLAIN...MAINLY NEAR HIGHER TERRAIN...AND IN PORTIONS OF SAN DIEGO COUNTY...MAINLY NEAR THE MESAS INLAND TO THE WESTERN VALLEYS. THE MARINE LAYER MAY DEEPEN SLIGHTLY FOR TONIGHT INTO WEDNESDAY MORNING WITH ENOUGH DEEPENING FOR WEDNESDAY NIGHT INTO THURSDAY MORNING FOR STRATUS TO EXTEND INLAND INTO LOWER PORTIONS OF THE INLAND VALLEYS. FOR THURSDAY THROUGH THE WEEKEND...A STRONGER TROUGH OF LOW PRESSURE ALONG THE CALIFORNIA COAST WILL DRY OUT RESIDUAL MID LEVEL MOISTURE...AND BRING MORE COOLING TO COASTAL AREAS WITH A MORE PERSISTENT MARINE LAYER. HIGH TEMPERATURES FOR COASTAL AND VALLEY AREAS WILL RUN AROUND 8 TO 12 DEGREES BELOW SEASONAL AVERAGES WITH HIGHS IN THE MOUNTAINS AND DESERTS NEAR TO SLIGHTLY BELOW SEASONAL AVERAGES. && .AVIATION... 030820Z...COASTAL STRATUS REFORMED QUICKLY OVER WATER AFTER 0500 UTC AND SPREADING TOWARDS COAST. EXPECT INLAND EXTENT 10-15SM BY 10Z. BASES SLOPE UPWARDS FROM NORTH TO SOUTH...AROUND FL005 VICINITY KLGB/KSNA TO FL010 VICINITY KSDM WITH TOPS FL012-015. SCATTERING OUT OF STRATUS EXPECTED BETWEEN 1530-1700 UTC. A MID/UPPER LEVEL LOW CENTERED S OF KCZZ AND E OF MMTJ IS GENERATING BKN-OVC CLDS BETWEEN FL150-FL300 S OF SANTA ANA/SAN JACINTO MTNS AND NORTHERN BAJA CALIFORNIA. THIS LOW APPEARS TO HAVE SLOWED ITS SW MOVEMENT AND BECOME QUASI-STATIONARY OR IS MAKING A SLOW LEFT HAND LOOP. THUS EXPECT BKN-OVC CLDS TO CONTINUE IN THE FL150-FL300 LAYER AS WELL AS SCT RAINSHOWERS DEVELOPING OVER MTNS/DESERTS 1800-0200 UTC. NO TSTMS EXPECTED DUE TO EXTENSIVE CLOUD COVER KEEPING SURFACE HEATING FROM REACHING TRIGGER TEMPERATURES. FRZLVL NEAR FL165...-10C NEAR FL210...AND EXTENSIVE CLOUDS POINT TO POSSIBILTY OF LIGHT/MOD ICING IN CLOUDS ALONG SOUTHERN APPROACH/DEPARTURE ROUTES. && .SGX WATCHES/WARNINGS/ADVISORIES... CA...NONE. PZ...NONE. && PUBLIC...MARTIN AVIATION/MARINE...BALFOUR NWS ON THE WEB AT WEATHER.GOV/SANDIEGO
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE SAN DIEGO CA 334 AM PDT TUE AUG 3 2010 CAZ042-043-048-050-055>058-060>062-040100- ORANGE COUNTY COASTAL AREAS-SAN DIEGO COUNTY COASTAL AREAS- SAN BERNARDINO AND RIVERSIDE COUNTY VALLEYS-THE INLAND EMPIRE- SAN DIEGO COUNTY VALLEYS-SAN BERNARDINO COUNTY MOUNTAINS- RIVERSIDE COUNTY MOUNTAINS-SANTA ANA MOUNTAINS AND FOOTHILLS- SAN DIEGO COUNTY MOUNTAINS-APPLE AND LUCERNE VALLEYS- COACHELLA VALLEY-SAN DIEGO COUNTY DESERTS- 334 AM PDT TUE AUG 3 2010 THIS HAZARDOUS WEATHER OUTLOOK IS FOR ALL OF EXTREME SOUTHWESTERN CALIFORNIA. .DAY ONE...TODAY AND TONIGHT NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .SPOTTER INFORMATION STATEMENT... SKYWARN WEATHER ACTIVATION IS NOT REQUESTED FOR THIS AREA... HOWEVER WEATHER SPOTTERS ARE ENCOURAGED TO REPORT SIGNIFICANT WEATHER CONDITIONS. MARTIN
The national radar mosaic for the moment the first event began.
1 wildfire. Local standard time, as filed.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in California in 2010Every state in 2010This day in weather historyWarnings in California, August 2010
NOAA National Centers for Environmental Information, Storm Events Database, compiled from the National Weather Service’s monthly Storm Data. Complete through 2026-06; NCEI adds each month about 75 days after it ends and revises past years a few times a year. Rebuilt 2026-09-24. Each event’s entry at NCEI: 257607.